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Scientific Linux Security Update : kernel on SL4.x i386/x86_64

medium Nessus Plugin ID 60689

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Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

CVE-2009-3547 kernel: fs: pipe.c NULL pointer dereference

This update fixes the following security issues :

 - a NULL pointer dereference flaw was found in each of the following functions in the Linux kernel:
 pipe_read_open(), pipe_write_open(), and pipe_rdwr_open(). When the mutex lock is not held, the i_pipe pointer could be released by other processes before it is used to update the pipe's reader and writer counters. This could lead to a local denial of service or privilege escalation. (CVE-2009-3547, Important)

The system must be rebooted for this update to take effect.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?c7739e1b

Plugin Details

Severity: Medium

ID: 60689

File Name: sl_20091103_kernel_on_SL4_x.nasl

Version: 1.8

Type: local

Agent: unix

Published: 8/1/2012

Updated: 1/14/2021

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.0

CVSS v2

Risk Factor: Medium

Base Score: 6.9

Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:C/A:C

Vulnerability Information

CPE: x-cpe:/o:fermilab:scientific_linux

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/3/2009

Exploitable With

CANVAS (CANVAS)

Reference Information

CVE: CVE-2009-3547

CWE: 362